Home / 6,281,439.82-8,666,179.40-4,107,255.64

Finding the Fourth Proportional to 6,281,439.82, 8,666,179.40 and 4,107,255.64

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Solution

The fourth proportional to 6,281,439.82, 8,666,179.40 and 4,107,255.64 is: 5,666,569.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281,439.82 : 8,666,179.40 = 4,107,255.64 : x
  2. Step 2: Convert to fraction form
    6,281,439.82/8,666,179.40 = 4,107,255.64/x
  3. Step 3: Cross multiply
    6,281,439.82x = 8,666,179.40 × 4,107,255.64
  4. Step 4: Simplify right side
    6,281,439.82x = 35,594,214,217,901.82
  5. Step 5: Solve for x
    x = 35,594,214,217,901.82/6,281,439.82
  6. Step 6: Final answer
    x = 5,666,569.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.